An Act amending the act of July 28, 1953 (P.L.723, No.230), known as the Second Class County Code, in preliminary provisions, providing for adjustments based on Consumer Price Index relating to contracts and purchases; in sheriff and coroner, providing for chief deputy in counties of the second class, for deputies and clerks in counties of the second class and for public list of applicants for deputy sheriff in counties of the second class; and further providing for sheriff's employees and counties of the second class; in contracts, further regulating contracts and purchases; in grounds, property and buildings, further providing for separate specifications and contracts for certain items; and, in sports and exhibition authority, further providing for competition in award of contracts.